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32 lines
556 B
32 lines
556 B
package db
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import (
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"LEIT_PM/configuration"
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_ "github.com/denisenkom/go-mssqldb"
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"github.com/go-xorm/xorm"
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"sync"
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)
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var (
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Config *configuration.RootConfiguration
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engine *xorm.Engine
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lock sync.Mutex
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)
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//链接到数据库
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func Engine() (*xorm.Engine, error) {
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if engine != nil {
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return engine, nil
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}
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lock.Lock()
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defer lock.Unlock()
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if engine != nil {
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return engine, nil
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}
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engine, err := xorm.NewEngine("mssql", Config.DB.ConnectionString)
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if err != nil {
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return nil, err
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}
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engine.ShowSQL(Config.DB.ShowSQL)
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return engine, nil
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}
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